using "types";

FlowSheet Trituradormezcladorgasificador EQUATIONS

#"Entalpas";H_1=(w_1CaO)*(CpCaO)*(T1-Tref)+(w_1C)*(CpC)*(T1-Tref)+(w_1H2O)*(CpH2O)*(T1-Tref)+(w_1Ash)*(CpAsh)*(T1-Tref)+(w_1O2)*(CpO2)*(T1-Tref)+(w_1H2)*(CpH2)*(T1-Tref);H_2=(w_2CaCO3)*(CpCaCO3)*(T2-Tref)+(w_2CaO)*(CpCaO)*(T2-Tref)+(w_1C)*(CpC)*(T2-Tref)+(w_2H2O)*(CpH2O)*(T2-Tref)+(w_2Ash)*(CpAsh)*(T2-Tref)+(w_2O2)*(CpO2)*(T2-Tref)+(w_2H2)*(CpH2)*(T2-Tref);H_3=(w_3CaCO3)*(CpCaCO3)*(T3-Tref)+(w_3CaO)*(CpCaO)*(T3-Tref)+(w_3Ash)*(CpAsh)*(T3-Tref);

#"Balance general de energa";dQdt-dWdt+((mp_1)*(H_1))+((mp_3)*(H_3))-((mp_2)*(H_2))=0*'kJ/h' ;

#"Balances de masa";

#Balance de CaCO3;(w_1CaCO3)*(mp_1)+(w_3CaCO3)*(mp_3)=(w_2CaCO3)*(mp_2);#Balance de CaO;(w_1CaO)*(mp_1)+(w_3CaO)*(mp_3)=(w_2CaO)*(mp_2);#Balance de C;(w_1C)*(mp_1)+(w_3C)*(mp_3)=(w_2C)*(mp_2);#Balance de H2O;(w_1H2O)*(mp_1)+(w_3H2O)*(mp_3)=(w_2H2O)*(mp_2);#Balance de H2;(w_1H2)*(mp_1)+(w_3H2)*(mp_3)=(w_2H2)*(mp_2);#Balance de O2;(w_1O2)*(mp_1)+(w_3O2)*(mp_3)=(w_2O2)*(mp_2);#Balance de Ash;(w_1Ash)*(mp_1)+(w_3Ash)*(mp_3)=(w_2Ash)*(mp_2);

#Gasificador

(np_2)*(x_2C)=(1-0-53)*(np_7)*(x_7C);

x_2Ash=((w_2Ash)*(mp_2)/(81.02))/(np_2); x_2C=((w_2C)*(mp_2)/(12.01))/(np_2); x_2CaCO3=((w_2CaCO3)*(mp_2)/(100.0869))/(np_2); x_2CaO=((w_2CaO)*(mp_2)/(56.0754))/(np_2); y_2H2=((w_2H2)*(mp_2)/(2.016))/(np_2); y_2O2=((w_2O2)*(mp_2)/(32))/(np_2); x_2H2O=((w_2H2O)*(mp_2)/(18.016))/(np_2);

(np_2)=((w_2Ash)*(mp_2)/(81.02))+((w_2C)*(mp_2)/(12.01))+((w_2CaCO3)*(mp_2)/(100.0869))+((w_2CaO)*(mp_2)/(56.0754))+((w_2H2)*(mp_2)/(2.016))+((w_2O2)*(mp_2)/(32))+((w_2H2O)*(mp_2)/(18.016));

#Ecuaciones de balance de masa

#Balance del CaCO3(x_2CaCO3)*(np_2)-r1-(2*r3)=(x_7CaCO3)*(np_7);#Balance del CaO(x_2CaO)*(np_2)+r1=(x_7CaO)*(np_7);#Balance del C(x_2C)*(np_2)+r4=(x_7C)*(np_7); #Balance del H2O(x_2H2O)*(np_2)+(np_6)+(2*r2)=(y_4H2O)*(np_4);#Balance del Ash(x_2Ash)*(np_2)+0=(x_7Ash)*(np_7);#Balance del CH4-r2-r3-r6=(y_4CH4)*(np_4);#Balance del CO2r1+r2+(3*r3)-r4-(2*r5)+r6=0;#Balance del CO(2*r5)=0;#Balance del Ca(OH)2(2*r3)=(x_7CaOH2)*(np_7);#Balance del O2(y_2O2)*(np_2)-r6+r5+r4-(2*r3)-(2*r2)=0;

#Balance General de energadQdt-dWdt+(np_2)*(H_2)+(np_6)*(H_6)-(np_4)*(H_4)-(np_7)*(H_7)-(r1*Hr_11)-(r2*Hr_21)-(r3*Hr_31)-(r4*Hr_41)-(r5*Hr_51)-(r6*Hr_61)=0;

#Entalpas(H_6)=(CpnH2O)*(T6-Tref); (H_7)=(x_7CaO)*(CpnCaO)*(T7-Tref)+(x_7C)*(CpnC)*(T7-Tref)+(x_7Ash)*(CpnAsh)*(T7-Tref)+(x_7CaOH2)*(CpnCaOH2)*(T7-Tref);(H_4)=(y_4H2)*(CpnH2)*(T4-Tref)+(y_4CH4)*(CpnCH4)*(T4-Tref)+(y_4H2O)*(CpnH2O)*(T4-Tref);

#Calores de formacin a las condiciones del gasificador(Hr_11)=H0r_11-(CpnCaCO3)*(Tref-T2)-(CpnCO2)*(T7-Tref)-(CpnCaO)*(T7-Tref);(Hr_21)=H0r_21-(CpnCH4)*(Tref-T7)-2*(CpnO2)*(Tref-T2)-(CpnCO2)*(T7-Tref)-2*(CpnH2O)*(T7-Tref);(Hr_31)=H0r_31-2*(CpnO2)*(Tref-T2)-2*(CpnCaCO3)*(Tref-T2)-(CpnCH4)*(Tref-T7)-2*(CpnCaOH2)*(T7-Tref)-3*(CpnCO2)*(T7-Tref);(Hr_41)=H0r_41-(CpnCO2)*(Tref-T7)-(CpnC)*(T7-Tref)-(CpnO2)*(T7-Tref);(Hr_51)=H0r_51-2*(CpnCO2)*(Tref-T7)-2*(CpnCO)*(T7-Tref)-(CpnO2)*(T7-Tref);(Hr_61)=H0r_61-(CpnO2)*(Tref-T2)-(CpnCH4)*(Tref-T7)-2*(CpnH2)*(T7-Tref)-(CpnCO2)*(T7-Tref);

PARAMETERS T1 as temperature (Brief="Temperatura entrada alimento", Default=298);T3 as temperature (Brief="Temperatura salida", Default=473);dWdt as power (Brief="Trabajo", Default=0.097*10^9);Tref as temperature (Brief="Temperatura de referencia", Default=298.15);CpCaCO3 as cp_mass (Brief="Capacidad calorifica promedio del CaCO3", Default=144.5788837/100.0869);CpCaO as cp_mass (Brief="Capacidad calorifica promedio del CaO", Default=56.79814354/56.0754);CpC as cp_mass (Brief="Capacidad calorifica promedio del C", Default=17.45176337/12);CpAsh as cp_mass (Brief="Capacidad calorifica promedio de Ash", Default=64.82/81.02);CpH2O as cp_mass (Brief="Capacidad calorifica promedio del Agua", Default=77.09556493/18);CpH2 as cp_mass (Brief="Capacidad calorifica promedio del Hidrgeno", Default=29.26633736/2);CpO2 as cp_mass (Brief="Capacidad calorifica promedio del Oxgeno", Default=30.06896385/32);dQdt as heat_rate (Brief="Transferencia de calor");

#Corriente de alimento;w_1CaO as fraction (Brief="Fraccin msica CaO de entrada", Default=0.0119);w_1C as fraction (Brief="Fraccin msica C de entrada", Default=0.678);w_1Ash as fraction (Brief="Fraccin msica Ash de entrada", Default=0.1171);w_1H2O as fraction (Brief="Fraccin msica H2O de entrada", Default=0.008);w_1H2 as fraction (Brief="Fraccin msica H2 de entrada", Default=0.058);w_1O2 as fraction (Brief="Fraccin msica H2 de entrada", Default=0.127);w_1CaCO3 as fraction (Brief="Fraccin msica CaCo3 de entrada", Default=0);

w_2Ash as fraction (Brief="Fraccin msica Ash de entrada", Default=0.1547);w_2C as fraction (Brief="Fraccin msica C de entrada", Default=0.1873);#Corriente de reciclo; w_3CaO as fraction (Brief="Fraccin msica CaO de entrada reciclo", Default=0.784);w_3CaCO3 as fraction (Brief="Fraccin msica CaCo3 de entrada", Default=0.056);w_3Ash as fraction (Brief= "Fraccin msica Ash de entrada",Default=0.16);w_3C as fraction (Brief="Fraccin msica C de entrada", Default=0);w_3H2 as fraction (Brief="Fraccin msica del hidrgeno de entrada", Default =0);w_3O2 as fraction (Brief="Fraccin msica del oxgeno de entrada",Default=0);w_3H2O as fraction (Brief="Fraccin msica del hidrgeno de entrada",Default=0);

#GasificadorCpnCaCO3 as cp_mol (Brief="Capacidad calorifica promedio del CaCO3", Default=144.5788837);CpnCaO as cp_mol (Brief="Capacidad calorifica promedio del CaO", Default=56.79814354);CpnC as cp_mol (Brief="Capacidad calorifica promedio del C", Default=17.45176337);CpnAsh as cp_mol (Brief="Capacidad calorifica promedio de Ash", Default=64.82);CpnH2O as cp_mol (Brief="Capacidad calorifica promedio del Agua", Default=77.09556493);CpnH2 as cp_mol (Brief="Capacidad calorifica promedio del Hidrgeno", Default=29.26633736);CpnO2 as cp_mol (Brief="Capacidad calorifica promedio del Oxgeno", Default=30.06896385);CpnCaOH2 as cp_mol (Brief="Capacidad calorifica promedio del Ca(OH)2", Default=102.1689829);CpnCO2 as cp_mol (Brief="Capacidad calorifica promedio del Dioxido de Carbono", Default=49.96342188);CpnCO as cp_mol (Brief="Capacidad calorifica promedio del Monoxido de Carbono", Default=32.02795678);CpnCH4 as cp_mol (Brief="Capacidad calorifica promedio del Oxgeno", Default=52.79566829);

dQdt2 as heat_rate (Brief="Transferencia de calor");dWdt2 as power (Brief="Trabajo");T4 as temperature (Brief="Temperatura gases salida gasificador", Default=923);T6 as temperature (Brief="Temperatura steam de entrada", Default=873);T7 as temperature (Brief="Temperatura slidos salida gasificador", Default=923);

y_4H2 as fraction (Brief="Fraccin mol H2 Salida", Default=0.4537247822);y_4CH4 as fraction (Brief="Fraccin mol H2 Salida", Default=0.04545097731);y_4H2O as fraction (Brief="Fraccin mol H2 Salida", Default=0.5008242405);

H0r_11 as heat_reaction (Brief="Calor primera reaccin estndar", Default=178.03146);H0r_21 as heat_reaction (Brief="Calor segunda reaccin estndar", Default=-802.860768);H0r_31 as heat_reaction (Brief="Calor tercera reaccin estndar", Default=-663.003768);H0r_41 as heat_reaction (Brief="Calor cuarta reaccin estndar", Default=393.76854);H0r_51 as heat_reaction (Brief="Calor cuarta reaccin estndar", Default=566.306568);H0r_61 as heat_reaction (Brief="Calor cuarta reaccin estndar", Default=-318.866688);

x_7CaCO3 as fraction (Brief="Fraccin msica CaCo3 de salida gasificador", Default=0.3480601278);x_7CaO as fraction (Brief="Fraccin msica CaO de salida gasificador", Default=0.1299444482);

VARIABLES mp_1 as flow_mass (Brief="Flujo msico entrada alimento");mp_3 as flow_mass (Brief="Flujo msico entrada reciclo");mp_2 as flow_mass (Brief="Flujo msico salida");

H_1 as enth_mass (Brief="Entalpa flujo de entrada alimento");H_2 as enth_mass (Brief ="Entalpa flujo de entrada reciclo");H_3 as enth_mass (Brief="Entalpa flujo de salida");T2 as temperature (Brief="Temperatura entrada reciclo");

H_6 as enth_mol (Brief="Entalpa flujo de entrada steam al gasificador");H_7 as enth_mol (Brief ="Entalpa flujo de salida del gasificador");H_4 as enth_mol (Brief="Entalpa flujo de salida de gases del gasificador");

#Corriente de salida;w_2CaCO3 as fraction (Brief="Fraccin msica CaCo3 de entrada");w_2CaO as fraction (Brief="Fraccin msica CaO de entrada");w_2H2 as fraction (Brief="Fraccin msica H2 de entrada");w_2O2 as fraction (Brief="Fraccin msica O2 de entrada");w_2H2O as fraction (Brief="Fraccin msica H2O de entrada en fase vapor");

#Gasificador#CaCO3 --> CO2 + CaOr1 as flow_mol (Brief="Velocidad primera reaccin");

#CH4 + 2O2 --> CO2 + 2H2Or2 as flow_mol (Brief="Velocidad segunda reaccin");

#2O2 + 2CaCO3 + CH4 --> 2Ca(OH)2 + 3CO2r3 as flow_mol (Brief="Velocidad tercera reaccin");

#CO2 --> C + O2r4 as flow_mol (Brief="Velocidad cuarta reaccin");

#2CO2 --> 2CO + O2r5 as flow_mol (Brief="Velocidad quinta reaccin");

#O2 + CH4 --> 2H2 + CO2r6 as flow_mol (Brief="Velocidad sexta reaccin");

x_2Ash as fraction (Brief="Fraccin mol Ash de entrada");x_2C as fraction (Brief="Fraccin mol C de entrada");x_2CaCO3 as fraction (Brief="Fraccin mol CaCo3 de entrada");x_2CaO as fraction (Brief="Fraccin mol CaO de entrada");x_2H2O as fraction (Brief="Fraccin mol H2O de entrada en fase vapor");

np_2 as flow_mol (Brief="Flujo mol entrada a gasificador");np_4 as flow_mol (Brief="Flujo mol salida gases gasificador");np_6 as flow_mol (Brief="Flujo mol entrada steam a gasificador");np_7 as flow_mol (Brief="Flujo mol salida slidos gasificador");

x_7Ash as fraction (Brief="Fraccin mol Ash de salida gasificador");x_7C as fraction (Brief="Fraccin mol C de salida gasificador");x_7CaOH2 as fraction (Brief="Fraccin msica Ca(OH)2 salida gasificador");

y_2O2 as fraction (Brief="Fraccin mol O2 entrada gasificador");y_2H2 as fraction (Brief="Fraccin mol H2 entrada gasificador");

Hr_11 as heat_reaction (Brief="Calor primera reaccin estndar");Hr_21 as heat_reaction (Brief="Calor segunda reaccin estndar");Hr_31 as heat_reaction (Brief="Calor tercera reaccin estndar");Hr_41 as heat_reaction (Brief="Calor cuarta reaccin estndar");Hr_51 as heat_reaction (Brief="Calor cuarta reaccin estndar");Hr_61 as heat_reaction (Brief="Calor cuarta reaccin estndar");

SET

dQdt = 0 *'kJ/h';w_3H2=0;w_3O2=0;w_3H2O=0;w_3C= 0;dWdt= 0*'kJ/h';

dQdt2 = 0 *'kJ/h';dWdt2= 0*'kJ/h';

SPECIFYmp_1=1000000*'kg/h';

OPTIONSDynamic=false;

end